________________________________________
From: Li, Haixia
Sent: Tuesday, November 17, 2009 4:24 PM
To: milos rovcanin
Subject: RE: [Tinyos-help] sensor problem

Hello,

First,  I need to tell you I don't know it very clearly, but it works. I will 
tell you what I did. I hope it can help you.

Does the O2 sensor need a ADC channel? If it does, you can change 
PhotoTempConfigC where the channel is defined.
   //-----------------
      PhotoTempConfigP.PhotoTempAdc -> MicaBusC.Adc1;   //this assigns the 
Adc1. You can change it according your requirement
Does the O2 sensor need a excitation? If it does, you can change PhotoImplP .
   //-----------------------
    SharedAnalogDeviceC.EnablePin -> MicaBusC.Int3;    the voltage is 2.5V, 
almost 25ms. You can check it.

    If your sensor needs another excitation, you might need to change another 
components.

Good luck.

Best regards,
Haixia Li
________________________________________
From: milos rovcanin [[email protected]]
Sent: Tuesday, November 17, 2009 1:48 PM
To: Li, Haixia
Subject: Re: [Tinyos-help] sensor problem

Can you tell me what modifications have you done on the PhotoImplP and why? 
PLease, I need a hint! I am trying to connect an O2 sensor to a node over 
MDA100 sensor board...

Thanks!
--
Best regards,
Milos Rovcanin

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